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Matches 1 - 50 out of 3,902

Document Document Title
WO/2017/199996A1
The present invention makes it possible to carry out ion exchange resin regeneration simply at a lower cost even when SO4 2- or CO3 2- are included in water to be treated in a water treatment method using an ion exchange resin and a reve...  
WO/2017/189415A1
Embodiments of the invention provide methods of synthesizing 18F-tetrafluoroborate (18F-TFB) via direct radiofluorination on boron trifluoride (BF3) to enhance both labeling yield and specific activity, Uses of 18F-TFB are also contempla...  
WO/2017/159812A1
This ion exchange device is provided with an anion exchange tank, a cation exchange tank, and a tower body side unit, wherein the anion exchange tank and the cation exchange tank are connected with each other by a connection means extend...  
WO/2017/151935A1
Provided are methods for removing a perfluorinated alkanoic acid from solutions containing the perfluorinated alkanoic acid and a fluorinated alkoxy acid. These methods include contacting the first solution with an anion-exchange resin t...  
WO/2017/132301A1
A source liquid including a solvent with a dissolved impurity flows into a reservoir. The source liquid or a concentration of the source liquid is pumped from the reservoir through a pressure exchanger into an upstream side of a liquid-s...  
WO/2017/117026A1
A control system for a water treatment apparatus that includes a control valve assembly having a servo chamber in which a stationary port defining signal ports is located. A regeneration control disc sealingly engages and rotates on a pl...  
WO/2017/109813A1
Disclosed is a water purification device that can be carried easily to a desired place and with which it is possible to obtain delicious water including mineral components while simplifying the construction of the water purification devi...  
WO/2017/109812A1
Disclosed is a mineral water acquisition device that comprises, in a portable housing: a control unit that receives power fed from a battery; a drive pump that is controlled by the control unit and that employs the battery as a power sup...  
WO/2017/074921A1
A composite extractant-enhanced polymer resin comprising an extractant and a polymer resin for direct extraction of valuable metals such as rare earth metals, and more specifically, scandium, from an acid-leaching slurry and/or acid-leac...  
WO/2017/048746A1
Provided is a method of purifying water comprising (a) providing an aqueous solution (A) that has pH of 5.5 or lower and that comprises (i) one or more dissolved organic compounds in an amount of 5 mg/L or more, measured as dissolved org...  
WO/2017/048749A1
Provided is a method of regenerating an acrylic resin (B2), comprising (A) providing a collection of particles of acrylic resin (B2) that has calculated Hansch parameter of -1.0 to 2.5, wherein one or more humic acid, one or more fulvic ...  
WO/2017/048748A1
Provided is a method of regenerating an acrylic resin (B2), comprising (A) providing a collection of particles of acrylic resin (B2) that has calculated Hansch parameter of -1.0 to 2.5, wherein one or more humic acid, one or more fulvic ...  
WO/2017/026654A1
The present invention provides a semiautomatic hydraulic water softener which is a water softener comprising: an ion resin tank (100) having ion resin; a regenerant container (200) in which a regenerant can be introduced in order to prod...  
WO/2017/015416A1
Deionization equipment and methods of using such deionization equipment are provided. The deionization equipment allows for improved efficiency in removing spent deionization resin from deionization apparatuses, and also recharging funct...  
WO/2016/199268A1
The purpose of the present invention is to recover water by using a device with a simple configuration to efficiently treat wastewater including scale components, organic matter, inorganic ions, and the like, and particularly wastewater ...  
WO/2016/179739A1
Provided is an apparatus for removing impurities from feed water comprising (A) a loading tank comprising a top, a bottom, and an interior, and further comprising (i) an inlet that conveys the feed water to a water distributor, (ii) a gr...  
WO/2016/178218A1
A system for nitrate removal from water combining: an ion exchange unit comprising at least one column of an ion exchange resin, a brine bioregeneration circuit comprising a sequential batch reactor (SBR), and an ozonation unit, is discl...  
WO/2016/166602A1
In an ion-exchange separation system, a single regeneration column provides for separation of anion and cation resins and the regeneration of both cation and anion resins with a very low level of cross-contamination. After regeneration m...  
WO/2016/164798A1
Described herein are processes and apparatus for the high purity and high concentration recovery of multivalent products via continuous ion exchange from aqueous solutions for further down-stream purification.  
WO/2016/139877A1
The water treatment apparatus according to the present disclosure is provided with: an electrochemical cell having an inflow port and an outflow port; a power supply for supplying electric power to electrodes; a first water flow path con...  
WO/2016/078704A1
A process for the recovery of a radioisotope from a waste resin of a nuclear power plant comprises the steps of: a) treating a waste resin loaded with at least one radioisotope with an organic acid or alkaline compound to release the at ...  
WO/2016/076409A1
Provided is a method for operating a regenerative ion exchange device in which raw water is used for cleaning after regeneration of an ion exchange resin, and excellent post-regeneration water quality is obtained. In the ion exchange dev...  
WO/2016/049743A1
A synthetic acid composition for replacing hydrochloric acid in industrial activities requiring large amounts of hydrochloric acid, said composition comprising: urea and hydrogen chloride in a molar ratio of not less than 0.1 : 1; and an...  
WO/2016/049735A1
A synthetic acid composition for replacing hydrochloric acid in industrial activities requiring large amounts of hydrochloric acid, said composition comprising: urea and hydrogen chloride in a molar ratio of not less than 0.1:1; a metal ...  
WO/2016/049738A1
A synthetic acid composition for replacing hydrochloric acid in industrial activities requiring large amounts of hydrochloric acid, said composition comprising: urea and hydrogen chloride in a molar ratio of not less than 0.1 : 1; cinnam...  
WO/2016/049741A1
A synthetic acid composition for replacing hydrochloric acid in industrial activities requiring large amounts of hydrochloric acid, said composition comprising: urea and hydrogen chloride in a molar ratio of not less than 0.1 : 1 and for...  
WO/2016/049737A1
A synthetic acid composition for replacing hydrochloric acid in industrial activities requiring large amounts of hydrochloric acid, said composition comprising: urea and hydrogen chloride in a molar ratio of not less than 0.1 : 1; and an...  
WO/2016/028975A1
Liquid treatment systems (e.g., water treatment systems) with enhanced components and systems are disclosed. For example, the water treatment system may be enhanced by incorporating a location determination component and one or more meas...  
WO/2016/020621A3
The invention relates to a water treatment device (10) comprising, for the one part, a reservoir of ion-exchange resin (12) having a reservoir inlet and a reservoir outlet, and a distribution valve (16) installed on said resin reservoir ...  
WO/2016/012815A1
The present invention relates to a method of removing chromate ions from an ion- exchange effluent, the method comprising: (i) providing an ion-exchange effluent comprising chromate ions obtained from the regeneration of an ion-exchange ...  
WO/2016/007025A1
A gases delivery system for medical use is disclosed that has a container configured to house a metal-organic framework material within at least one section of the container. An activation mechanism may be associated with the container. ...  
WO/2015/189908A1
Provided is a simple and economical operating method for a regeneration type ion exchange device that carries out an operating scheme of interrupting operation of ascending circulation of raw water and thereafter restarting the operation...  
WO/2015/179948A1
A synthetic acid composition for replacement of hydrochloric acid in industrial activities requiring large amounts of hydrochloric acid, said composition comprising: urea and hydrogen chloride in a molar ratio of not less than 0.1:1; a m...  
WO/2015/165234A1
The present invention relates to the field of resin desorption solution regeneration. Disclosed is a method for decontamination treatment and utilization as a resource of an ion exchange resin desorption solution. The method is such that...  
WO/2015/164316A1
Systems and methods for removing heavy metals such as selenium from wastewater with zero valent iron media. Air may be introduced directly into a reaction zone of a fluidized bed reactor filled with the media to catalyze treatment.  
WO/2015/159948A1
Provided is a recovery method for efficiently recovering a weak acid cation exchange resin that has adsorbed a hardness component. This invention is a method for recovering a sodium-type weak acid cation exchange resin that has been used...  
WO/2015/159232A1
This invention relates to a process for carrying out an ion exchange process which involves providing two interacting sets of banks of continuously stirred tank reactors (CSTR's) each containing a bed of ion exchange resin and causing th...  
WO/2015/160926A1
Described herein is a process for recovering a branched, ether-containing fluorinated emulsifier from an anion exchange resin by (1) contacting the anion exchange resin with a recovery fluid to form an eluate, the recovery fluid comprisi...  
WO/2015/152173A1
Provided is a method that recovers high yields of an acid of an anionic fluorine-containing emulsifier from a basic ion exchange resin to which is physisorbed a nonionic surfactant and to which is adsorbed the anionic fluorine-containing...  
WO/2015/111714A1
The present invention refines a sucrose solution by successively passing the sucrose solution through a first column, which is filled with an OH-type strongly basic negative ion exchange resin and an Na-type or K-type positive ion exchan...  
WO/2015/107958A1
The present invention is equipped with: an evaporator (51) for separating a branched and introduced absorbing solution (17) from a deteriorated substance; a heating unit (53) which obtains gaseous recovered steam (52) containing the gasi...  
WO/2015/103073A1
A non-chloride containing, low TDS regenerant composition for regenerating a strong acid cation exchange resin of about 1 to 60 weight percent an inorganic sodium zeolite, and the balance of water. The inorganic sodium zeolite is Type A,...  
WO/2015/061525A1
A process for the amelioration of acid mine drainage useful in shale hydrolyic fracturing operations for the production of natural gas involving the exchange of sulfate and chloride ions by an ion exchange resin so as to produce hydrochl...  
WO/2015/060914A1
A method is provided for regenerating spent zirconium phosphate for reuse in sorbent dialysis treatments or other re-uses as a sorbent material. The method includes contacting spent zirconium phosphate with an aqueous disinfectant soluti...  
WO/2015/053235A1
Provided is a method by which a fluorine-containing emulsifier can be simply and efficiently recovered from a liquid to be treated that contains a fluorine-containing polymer and the fluorine-containing emulsifier. A liquid to be treated...  
WO/2015/048907A1
Processes for treating aqueous solutions to remove dissolved selenium species, for example in the presence of an excess of sulphate anions, which include the use of strongly basic anion exchange resins, or co-precipitation and adsorption...  
WO/2015/044659A3
The present invention relates to a method of manufacturing a treated material having adsorbent properties, the method comprising heating a starting material which is a waste product comprising organic matter so as to form a treated mater...  
WO/2015/041866A1
The present invention relates generally to regeneration of ion exchange resins and more particularly to regeneration using low concentrations of brine to remove organic contaminants from the resin.  
WO/2015/031112A1
This application relates generally to a process for regeneration of anion exchange resins and more particularly to regeneration using inorganic fertilizer solutions (e.g., solutions of magnesium, calcium, potassium, and ammonium salts) t...  
WO/2015/029057A3
The present disclosure relates to a method for regeneration of spent ion exchange resins to obtain regenerated ion-exchange resins. The regenerated ion exchange resins can efficiently reduce the total acid number (TAN) of highly acidic c...  

Matches 1 - 50 out of 3,902